package com.ljtg.ljtgservice.controller.admin;

import com.ljtg.constant.MessageConstant;
import com.ljtg.result.Result;
import com.ljtg.utils.AliOssUtil;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.UUID;

@Slf4j
@RestController
@RequestMapping("/admin/common")
@Tag(name = "通用管理接口", description = "文件上传接口")
public class CommonController {

    @Autowired
    private AliOssUtil aliOssUtil;

    @PostMapping("/upload")
    @Operation(summary = "文件上传", description = "上传文件到阿里云OSS")
    public Result<String> upload(MultipartFile file) {
        try {
            // 原始文件名
            String originalFilename = file.getOriginalFilename();
            // 截取原始文件名的后缀， xxx.png
            String extension = originalFilename.substring(originalFilename.lastIndexOf("."));
            // 构建新文件名称
            String objectName = UUID.randomUUID().toString() + extension;

            String filePath = aliOssUtil.upload(file.getBytes(), objectName);
            return Result.success(filePath);
        } catch (IOException e) {
            log.error("文件上传失败：{}", e);
        }

        return Result.error(MessageConstant.UPLOAD_FAILED);
    }
}